An engine cover arranged closely to an internal combustion engine of an automobile is provided with an engine cover body disposed so as to cover the internal combustion engine, a silencing member provided to a surface of the engine cover body facing the in...

There is provided an air intake duct capable of fully achieving intake-air noise attenuation effect. The air intake duct has a duct wall section formed of resin in form of tube and configured to introduce external air into an internal combustion engine or ...

There is provided an intake apparatus capable of easily mounting an air cleaner and an outdoor air duct inside an engine room and ensuring a sufficient space for maintenance. The intake apparatus includes: a bottomed tubular case having an opened end and f...

A vent duct (1) having an inner fluid flow passage includes a bent portion (11) formed to a duct body portion at which the fluid flow passage is bent, and a protruded portion (20) formed on a downstream side of the bent portion (11) so as to protrude from ...

An intake manifold (1) is provided with a chamber member (30) provided with an exhaust port (i.e. air outlet 36) and a chamber (31) formed therein, a port member (20) provided with an intake groove (21) forming a ventilation passage (12) bent so as to be c...